Dyna-Plex 21C HD 1100 (55 Gal. Drum)
Dyna-Plex 21C HD 1100 is specially formatted for outstanding performance on carbon and alloy steels. It is effective for gear hobbing and gear shaping applications, and promotes extended tool life, superior surface finish and consistent quality. Dyna-Plex 21C HD 1100 contains active sulfur and will stain copper, brass and aluminum alloys.